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How to check permissions of a specific directory?
I know that using ls -l "directory/directory/filename" tells me the permissions of a file. How do I do the same on a directory?
...
Convert SVG image to PNG with PHP
...Magick:
$usmap = '/path/to/blank/us-map.svg';
$im = new Imagick();
$svg = file_get_contents($usmap);
/*loop to color each state as needed, something like*/
$idColorArray = array(
"AL" => "339966"
,"AK" => "0099FF"
...
,"WI" => "FF4B00"
,"WY" => "A3609B"
);
foreac...
What does “exited with code 9009” mean during this build?
...
Error Code 9009 means error file not found. All the underlying reasons posted in the answers here are good inspiration to figure out why, but the error itself simply means a bad path.
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In git, is there a simple way of introducing an unrelated branch to a repository?
...
git checkout --orphan newbranch
git rm -rf .
<do work>
git add your files
git commit -m 'Initial commit'
I left <start_point> unspecified because it defaults to HEAD, and we don't really care anyway. This sequence does essentially the same thing as the command sequence in Artem's answ...
Correct approach to global logging in Golang
...logger
import (
"log"
"os"
"sync"
)
type logger struct {
filename string
*log.Logger
}
var logger *logger
var once sync.Once
// start loggeando
func GetInstance() *logger {
once.Do(func() {
logger = createLogger("mylogger.log")
})
return logger
}
func cre...
ERROR 2002 (HY000): Can't connect to local MySQL server through socket '/var/run/mysqld/mysqld.sock'
...ysql-server, not the mysql-client or something else.
That error means the file /var/run/mysqld/mysqld.sock doesn't exists, if you didn't install mysql-server, then the file would not exist. So in that case, install it with
sudo apt-get install mysql-server
But if the mysql-server is already ins...
How to sort a file, based on its numerical values for a field?
Example file.txt :
8 Answers
8
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Is there any sed like utility for cmd.exe? [closed]
I want to programmatically edit file content using windows command line ( cmd.exe ). In *nix there is sed for this tasks. Is there any useful native equivalent in windows?
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Populating a database in a Laravel migration file
I'm just learning Laravel, and have a working migration file creating a users table. I am trying to populate a user record as part of the migration:
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Why is exception.printStackTrace() considered bad practice?
...ocess' error output stream. The error output stream may be redirected to a file/device
whose contents may be ignored by personnel,
the file/device may not be capable of log rotation, inferring that a process restart is required to close the open file/device handle, before archiving the existing co...